RS
Reliance Steel & Aluminum Co. · Basic Materials · Steel
Momentum inputs (comparable managers):
holder breadth +7.1% ·
share flow -1.3% ·
net new positions +6.7%
· formula
Ownership fragmentation: more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 3 | 0 | 36.38K | $11.74M | n/a | n/a |
| Q2 2026 | 143 | +6 | 31.80M | $11.83B | +9 | −5 |
| Q1 2026 | 142 | -7 | 31.90M | $9.68B | +4 | −12 |
| Q4 2025 | 148 | +2 | 37.22M | $10.75B | +3 | n/a |
| Q3 2025 | 19 | +2 | 20.67M | $5.80B | +3 | −2 |
| Q2 2025 | 15 | +1 | 21.46M | $6.74B | +2 | −1 |
| Q1 2025 | 11 | -1 | 9.34M | $2.70B | n/a | −1 |
| Q4 2024 | 12 | -2 | 9.82M | $2.64B | n/a | −2 |
| Q3 2024 | 13 | +1 | 7.16M | $2.07B | +2 | −1 |
| Q2 2024 | 12 | n/a | 5.93M | $1.69B | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 6.16M | n/a | $1.93B | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 2 | BlackRock ✦ (passive) | 5.85M | n/a | $1.84B | 0.0% | n/c | 1 | SEC ↗ ×21 |
| 3 | T. Rowe Price ✦ | 3.32M | +2.9% | $1.04B | 0.1% | ▲ Add | 5 | SEC ↗ ×3 |
| 4 | State Street Global Advisors ✦ (passive) | 2.43M | -2.6% | $763.26M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 5 | Wellington Management ✦ | 1.37M | -5.8% | $428.52M | 0.1% | ▼ Trim | 5 | SEC ↗ ×6 |
| 6 | Geode Capital Management ✦ (passive) | 924.65K | -6.3% | $289.33M | 0.0% | ▼ Trim | 5 | SEC ↗ ×2 |
| 7 | Norges Bank ✦ (passive) | 661.80K | -0.6% | $207.74M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 8 | Fidelity (FMR) ✦ | 387.27K | n/a | $121.56M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 9 | Millennium Management ✦ | 127.06K | +93.5% | $39.88M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 10 | AQR Capital Management ✦ | 107.80K | +48.8% | $33.84M | 0.0% | ▲ Add | 5 | SEC ↗ ×5 |
| 11 | Citadel Advisors ✦ | 68.26K | -80.7% | $21.43M | 0.0% | ▼ Trim | 5 | SEC ↗ ×2 |
| 12 | Renaissance Technologies ✦ | 32.41K | New | $10.17M | 0.0% | New | 1 | SEC ↗ |
| 13 | Gotham Asset Management ✦ | 21.38K | +46.1% | $6.71M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 14 | Marshall Wace ✦ | 4.20K | New | $1.32M | 0.0% | New | 1 | SEC ↗ |
| 15 | Fisher Asset Management ✦ | 2.89K | +0.2% | $908,087 | 0.0% | ▲ Add | 5 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Renaissance Technologies | $10.17M | 0.0% |
| Marshall Wace | $1.32M | 0.0% |
Exited
| Two Sigma Investments | $2.17M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 638 holders, 41.02M shares, $11.62B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Director · 1.54K sh · $601,580
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology